Xdebug

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About

Xdebug is ranked #6 of 27 in debuggers on Inferse. It runs on Linux, macOS, Self-hosted, Web, Windows. Paid plans start at £16.67/mo.

Compared on debuggers

Free plan: Yesxdebug.org
Supported languages: PHPxdebug.org
Target platforms: Linux, macOS, Windows, web/CLI PHP environmentsxdebug.org
Remote debugging: Yesxdebug.org
Conditional breakpoints: Yesxdebug.org
Exception breakpoints: Yesxdebug.org

Facts

Product: Xdebug is a PHP extension that provides features to improve the PHP development experience.xdebug.org · 2 Oct 2026
Step debugging: Its step debugger lets developers walk through code interactively to examine control flow and data structures.xdebug.org · 2 Oct 2026
Error reporting: Xdebug improves var_dump() and adds stack traces for notices, warnings, errors, and exceptions.xdebug.org · 2 Oct 2026
Tracing: Function tracing can record calls, arguments, and invocation locations, and optionally variable assignments and return values.xdebug.org · 2 Oct 2026
Profiling: The built-in profiler reports execution and memory-use information in Cachegrind-compatible files that can be viewed with tools such as KCacheGrind or QCacheGrind.xdebug.org · 2 Oct 2026
Code coverage: Xdebug provides code coverage analysis to show which parts of a codebase execute when running PHPUnit tests.xdebug.org · 2 Oct 2026
IDE integrations: The DBGp protocol is supported by nearly every PHP IDE, including Visual Studio Code and PhpStorm, and by text-based editors.xdebug.org · 2 Oct 2026
Browser integrations: The step debugging documentation lists Xdebug Helper extensions for Firefox, Chrome/Chromium, and Edge, plus XDebugToggle for Safari.xdebug.org · 2 Oct 2026
Supported systems: Installation instructions cover Linux, macOS, Windows, and Unix-like systems; source builds are described for Unix-like operating systems.xdebug.org · 2 Oct 2026
Compatibility: Xdebug documents compatibility by PHP version and notes that current Xdebug releases support currently supported PHP versions.xdebug.org · 2 Oct 2026
Support: Community support uses Stack Overflow with low issue priority, while paid Pro and Business tiers offer email technical support and medium or high issue priority.xdebug.org · 2 Oct 2026
Networking: Xdebug initiates debugger connections to the IDE, and Xdebug Cloud is described as a relay for cases where direct connections are blocked by networking or a firewall.xdebug.org · 2 Oct 2026
Release limits: The download page lists precompiled Windows binaries for specified PHP versions and source downloads for Linux and macOS.xdebug.org · 2 Oct 2026
Security and privacy: The opened official pages describe debugging logs and connection configuration but make no security certification or compliance claim.xdebug.org · 2 Oct 2026